01975oam 2200577K 450 991071292120332120180920061126.8GOVPUB-C13-06bdbb7e13a283df3f8e1b9f4a246441(CKB)5470000002498984(OCoLC)852766907(OCoLC)926731753(OCoLC)995470000002498984(EXLCZ)99547000000249898420130713d1930 ua 0engurbn||||||abpurbn||||||adatxtrdacontentcrdamediacrrdacarrierUnits used to express the wave lengths of electromagnetic waves /by Henry D. HubbardWashington, D.C. :U.S. Dept. of Commerce, Bureau of Standards :U.S. Govt. Print. Off.,1930.1 online resource (4 pages)Miscellaneous publication ;117Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.At head of title: U.S. Department of commerce. R.P. Lamont, secretary. Bureau of standards. George K. Burgess, director ...November 24, 1930.Includes bibliographical references.Electric wavesRadioSpectrum analysisElectric wavesfastRadiofastSpectrum analysisfastElectric waves.Radio.Spectrum analysis.Electric waves.Radio.Spectrum analysis.Hubbard Henry David1870-1943.1389091United States.National Bureau of Standards.OCLCEOCLCEOCLCQOCLCFNBSOCLCQBOOK9910712921203321Units used to express the wave lengths of electromagnetic waves3474582UNINA